#include<bits/stdc++.h>
using namespace std;
#define int long long
#define debug(x) cerr<<"$"<<#x<<"="<<x<<"\n"
signed main(){
    freopen("duel.in","r",stdin);
    freopen("duel.out","w",stdout);
    ios::sync_with_stdio(0);
    cin.tie(0),cout.tie(0);
    int n;
    cin>>n;
    int a[n];
    for(int i=0;i<n;i++)cin>>a[i];
    int bt[101010]={};
    for(int i=0;i<n;i++)bt[a[i]]++;
    cout<<*max_element(bt,bt+101010);
    return 0;
}
